changes in energy on a molecular level

_______ are made up of atoms that are chemically bonded together.

Tags

NGSS.MS-PS1-1

In a liquid, particles move within the substance constantly. The particles both _______ and collide with each other on a continual basis.

Tags

NGSS.MS-PS1-4

Gases such as helium are _______ because they do not react with other substances.

Tags

NGSS.MS-PS1-2

Changes in either temperature or _______ can cause a change in the state of matter.

Tags

NGSS.MS-PS1-4

the basic unit of an element

Tags

NGSS.MS-PS1-1

particles move freely at a very fast speed

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

particles that vibrate close together in a substance

• solid

• liquid

• gas

particles move around and slide past each other in a given area

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

the distinct form of matter or the _______ of matter

Tags

NGSS.MS-PS1-4

When a liquid freezes, its particles get ____. This could result from the pressure ____.

• farther apart; decreasing

• closer together; decreasing

• farther apart; increasing

• closer together; increasing

Tags

NGSS.MS-PS1-4